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<h1 align="center">天地环保工程案例统计表</h1>
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<th>分类</th>
<th>一季度</th>
<th>二季度</th>
<th>三季度</th>
<th>四季度</th>
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<td>废气净化处理项目</td>
<td>3</td>
<td>4</td>
<td>5</td>
<td>3</td>
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<td>固体废弃物处理项目</td>
<td>4</td>
<td>3</td>
<td>5</td>
<td>5</td>
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<td>污染土壤修复工程</td>
<td>5</td>
<td>4</td>
<td>3</td>
<td>3</td>
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